\[
\boxed{
{\nu}^{4}{x}^{4}{\it d4y} \left( x \right) + \left( 4\,\nu-2 \right) {\nu}^{3}{x}^{3}{\frac {{\rm d}^{3}}{{\rm d}{x}^{3}}}y \left( x \right) + \left( \nu-1 \right)  \left( 2\,\nu-1 \right) {\nu}^{2}{x}^{2}{\frac {{\rm d}^{2}}{{\rm d}{x}^{2}}}y \left( x \right) -1/16\,{b}^{4}{x}^{2\,{\nu}^{-1}}y \left( x \right) =0}
\]